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po potrebi mošt prefiltriramo prek štirikrat preganjene suhe gaze, zavržemo prvih nekaj kapljic filtrata in nato določimo vrednosti na filtratu.
pass the must, if necessary, through a dry gauze folded into four and, after discarding the first drops of the filtrate, carry out the determination on the filtered product.
po 24 urah vsebino vsake posamezne posode centrifugiramo ali prefiltriramo, koncentracijo polimera v čisti vodni fazi pa določimo z ustrezno analitično metodo.
after a period of 24 hours, the content of each vessel is centrifuged or filtered and the concentration of polymer in the clear aqueous phase is determined by a suitable analytical method.
dodamo 2 g aktivnega oglja, premešamo, pustimo stati nekaj ur in nato prefiltriramo prek debelega filtrirnega papirja ali membranskega filtra.
add 2 g of activated carbon, shake, allow to stand for several hours and filter through thick filter paper or a membrane filter.
odlijemo organsko fazo v lij ločnik, uporabljen pri prvem ločevanju, zavržemo vodno fazo in prefiltriramo organsko fazo skozi isti filter kot prvi odmerek etilacetata.
draw off the organic phase into the separating funnel used for the first separation, reject the aqueous phase and run the organic phase through the same filter as the first ethyl acetate portion.
v 2-litrski erlenmajerici zberemo oglje, ki smo ga tako obdelali, dodamo 1 liter vode, stresemo in prefiltriramo skozi filter iz sintranega stekla s poroznostjo št. 3.
collect the carbon treated in this way in a 2-litre conical flask, add 1 litre of water, shake and filter using a sintered glass filter of porosity 3.